System 2. A beautifully orange brochure tells us:
Chelsea must keep their heads at Arsenal, Anthony Gordon faces his old club and a key return for Sunderland
，更多细节参见搜狗输入法2026
Source: Computational Materials Science, Volume 267
Comparison between TIN and natural neighbour dithering, using a 16-colour irregular palette. Left to right: TIN, Natural Neighbour.